Home / 26,244,098.70-39,385,831.05-13,458,021.90

Finding the Fourth Proportional to 26,244,098.70, 39,385,831.05 and 13,458,021.90

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Solution

The fourth proportional to 26,244,098.70, 39,385,831.05 and 13,458,021.90 is: 20,197,126.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244,098.70 : 39,385,831.05 = 13,458,021.90 : x
  2. Step 2: Convert to fraction form
    26,244,098.70/39,385,831.05 = 13,458,021.90/x
  3. Step 3: Cross multiply
    26,244,098.70x = 39,385,831.05 × 13,458,021.90
  4. Step 4: Simplify right side
    26,244,098.70x = 530,055,376,820,600
  5. Step 5: Solve for x
    x = 530,055,376,820,600/26,244,098.70
  6. Step 6: Final answer
    x = 20,197,126.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.